Home / 1,376,895.24-1,900,109.28-765,147.60

Finding the Fourth Proportional to 1,376,895.24, 1,900,109.28 and 765,147.60

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Solution

The fourth proportional to 1,376,895.24, 1,900,109.28 and 765,147.60 is: 1,055,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,895.24 : 1,900,109.28 = 765,147.60 : x
  2. Step 2: Convert to fraction form
    1,376,895.24/1,900,109.28 = 765,147.60/x
  3. Step 3: Cross multiply
    1,376,895.24x = 1,900,109.28 × 765,147.60
  4. Step 4: Simplify right side
    1,376,895.24x = 1,453,864,055,329.73
  5. Step 5: Solve for x
    x = 1,453,864,055,329.73/1,376,895.24
  6. Step 6: Final answer
    x = 1,055,900.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.